Hi, can anyone help me prove that my five-colour map I created is not actually a five-colour map? I am not aloud to figure it out myself so I thought that this forum would be great place to ask someone else.
Here it is:
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Can you post it again? I don't see it here.
All maps only need 4 colors so that no two regions are touching with the same color. This has been proven but I love playing around with these anyway.
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